What is the best vegetable? There are at least a half-dozen ways to load a raster
into ArcSDE, all of them "best" under certain conditions, but best practice is not to
do so at all.
If you provide complete information about your RDBMS and ArcGIS software available,
and what you intend to do with the image, we could provide more guidance on making
best use of what you have.
- V